20398973 is an odd 8-digits composite number following 20398972
and preceding 20398974 . In scientific notation, it is written as 2.0398973 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 17484828 positive integers (up to 20398973) that are relatively prime to 20398973.
20398973 has 4 divisors, whose sum is 23313120
The reverse of 20398973 is 37989302
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million three hundred ninety-eight thousand nine hundred seventy-three
Scientific notation
2.0398973 × 10^7
Engineering notation
2.0398973 × 10^6
Prime Factorization
7 × 2914139
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20398973
Product of the distinct prime numbers
The prime factorization of 20398973 is 7 × 2914139.
Since it has a total of 2 prime factors.
7 , 3 , 90 , 55 , 666 , 151 , 6723 , 1571 , 60508 , 74802 , 714351 , 370575 , 4417706 , 5314258 , 70732530 , 45252805 , 421670539 , 689468890 , 2238527506 , 24487049
n×2
40797946
n×3
61196919
n×4
81595892
n×5
101994865
n÷2
10199486.5
n÷3
6799657.6666667
n÷3
5099743.25
n÷5
4079794.6
n2
416118099454729
n3
8.4883818755883E+21
n4
1.7315427269382E+29
n5
3.5321693335158E+36
2 √n
4516.5222240126
3 √n
273.23485628893
4 √n
67.205075879822
5 √n
28.968210030889
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20398972
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20398973 can be divided by 4 positive divisors.
The sum of these divisors (counting 20398973) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110100001101111101
3
Ternary
1102101101010112
4
Quaternary
1031310031331
5
Quinary
20210231343
6
Senary
2005115405
8
Octal
115641575
10
Decimal
20398973
12
Duodecimal
69b8b65
16
Hexadecimal
137437d
20
Vigesimal
679h8d
36
Base36
c57y5
md5
50f8a0f9bb3f94069ac762a3172fffce
sha1
373fe25eb6c29057de8729cbfb06ee0949dcf303
sha256
7e4ca2a2d4038b0eb1dc138ca4a45dc768e7bc8d776316c526844c6703f16351
sha512
59919e6dd4ff85705939b66e268e19584b97b14760b398c2aa84668d65208a53b3c938baec94f537019f88f1757631a58ba7a749bc3d43a6b12fcf6bf9db3594
ripemd-160
7a863e69b403c0a1c395dd8ddb0b76c87bf6cc5c
Diameter
40797946
Circumference
128170527.43515
Area
1.3072735642727E+15
Volume
3.5556050854951E+22
Surface area
5.2290942570909E+15
Circumference
128170527.43515
Perimeter
81595892
Area
416118099454729
Diagonal
28848504.275083
Surface area
2496708596728374
Volume
8.4883818755883E+21
Space diagonal
35332057.658226
Perimeter
61196919
Area
1.8018442255115E+14
Altitude
17666028.829113
Surface area
1.8018442255115E+14
Volume
1.0003653975882E+21
Height
9616168.0916942